Maths-
SAT
Easy
Question
Note: Figure not drawn to scale.
In the figure above, line l. is parallel to line m. If x = 40, what is the measure of 
DEF?
- 140°
- 100°
- 80°
- 50°
The correct answer is: 100°
In right triangle GEF G = 90o
F = 40o
E = 50o
Similarly, In right triangle DEF
G = 90o
D = 40o
E = 50o
Related Questions to study
maths-
5x + 2y = 22
4x + y = 17
In the system of equations above, what is the value of x + y?
5x + 2y = 22
4x + y = 17
In the system of equations above, what is the value of x + y?
maths-sat
maths-
The quadratic function f is defined by f(x) = 2(x + 2)2 - 1. In the xy-plane, which of the following could be the graph of y = f(x) shifted 3 units to the right?
The quadratic function f is defined by f(x) = 2(x + 2)2 - 1. In the xy-plane, which of the following could be the graph of y = f(x) shifted 3 units to the right?
maths-sat
maths-
In normal weather conditions, a particular type of jet burns an average of 2.4 gallons of fuel per nautical mile flown. The distance from New York to Los Angeles is about 2,100 nautical miles. Approximately how many gallons of fuel will the jet burn for a trip from New York to Los Angeles in normal weather conditions?
In normal weather conditions, a particular type of jet burns an average of 2.4 gallons of fuel per nautical mile flown. The distance from New York to Los Angeles is about 2,100 nautical miles. Approximately how many gallons of fuel will the jet burn for a trip from New York to Los Angeles in normal weather conditions?
maths-sat
maths-
y = 2x + 7
An equation of line f, in the xy-plane is shown above. Another line, k, has a slope equal to double the slope of l and a y-intercept equal to double they-intercept of l. At which point (x,y) do lines .f, and k intersect?
y = 2x + 7
An equation of line f, in the xy-plane is shown above. Another line, k, has a slope equal to double the slope of l and a y-intercept equal to double they-intercept of l. At which point (x,y) do lines .f, and k intersect?
maths-sat
maths-
An analysis of a random sample of a type of laptop. computer battery estimated that the mean working time was 4.7 hours with a margin of error of 0. 7 hours. Which of the following is the most appropriate conclusion based on this analysis?
An analysis of a random sample of a type of laptop. computer battery estimated that the mean working time was 4.7 hours with a margin of error of 0. 7 hours. Which of the following is the most appropriate conclusion based on this analysis?
maths-sat
maths-
The area enclosed by a circle is 25
square inches. What is the length, in inches, of the radius of the circle?
The area enclosed by a circle is 25 square inches. What is the length, in inches, of the radius of the circle?
maths-sat
maths-
A teacher has signed up for a program that automatically delivers books for the classroom library. The classroom library currently consists of 48 books. If the program delivers 12 books a month, how many books will the classroom library consist of after 5 months?
A teacher has signed up for a program that automatically delivers books for the classroom library. The classroom library currently consists of 48 books. If the program delivers 12 books a month, how many books will the classroom library consist of after 5 months?
maths-sat
maths-
The hardcover books produced by a publisher have pages that are 0.1 millimeter thick and a front cover and a back cover that each are 2 millimeters thick. Which of the following gives the total thickness f ( n ), in millimeters, of a closed book that has n pages?
The hardcover books produced by a publisher have pages that are 0.1 millimeter thick and a front cover and a back cover that each are 2 millimeters thick. Which of the following gives the total thickness f ( n ), in millimeters, of a closed book that has n pages?
maths-sat
maths-
If 10 = 2x + 14, which of the following must be true?
If 10 = 2x + 14, which of the following must be true?
maths-sat
maths-
If 
what is the value of x ?
If what is the value of x ?
maths-sat
maths-
A gravel company had 30 tons of gravel in stock at the end of the day on Monday. On Tuesday the company shipped 10 tons of gravel and received no deliveries. On Wednesday the company made no shipments and received a delivery of 20 tons of gravel. On Thursday the company made no shipments and received no deliveries. On Friday the company shipped 20 tons of gravel and received no deliveries. Which of the following represents the number of tons of gravel the company had in stock at the end of each day?
A gravel company had 30 tons of gravel in stock at the end of the day on Monday. On Tuesday the company shipped 10 tons of gravel and received no deliveries. On Wednesday the company made no shipments and received a delivery of 20 tons of gravel. On Thursday the company made no shipments and received no deliveries. On Friday the company shipped 20 tons of gravel and received no deliveries. Which of the following represents the number of tons of gravel the company had in stock at the end of each day?
maths-sat
maths-
Oil and gas production in a certain area dropped from 4 million barrels in 2000 to 1.9 million barrels in 2013. Assuming that the oil and gas production decreased at a constant rate, which of the following linear functions f best models the production, in millions of barrels, t years after the year 2000?
Oil and gas production in a certain area dropped from 4 million barrels in 2000 to 1.9 million barrels in 2013. Assuming that the oil and gas production decreased at a constant rate, which of the following linear functions f best models the production, in millions of barrels, t years after the year 2000?
maths-sat
maths-
Which of the following could be the equation of the graph above?
Which of the following could be the equation of the graph above?
maths-sat
maths-
A group of 202 people went on an overnight camping trip, taking 60 tents with them. Some of the tents held 2 people each, and the rest held 4 people each. Assuming all the tents were filled to capacity and every person got to sleep in a tent, exactly how many of the tents were 2-person tents?
A group of 202 people went on an overnight camping trip, taking 60 tents with them. Some of the tents held 2 people each, and the rest held 4 people each. Assuming all the tents were filled to capacity and every person got to sleep in a tent, exactly how many of the tents were 2-person tents?
maths-sat
maths-
3x + x + x + x − 3 − 2 = 7 + x + x
In the equation above, what is the value of x ?
3x + x + x + x − 3 − 2 = 7 + x + x
In the equation above, what is the value of x ?
maths-sat
